////////////////////////////////////////////////////////////////////////////////
// Copyright 2006 CORE Solutions Limited
// All rights reserved.
// PROPRIETARY AND CONFIDENTIAL INFORMATION.
// Use is subject to license terms.
//
// FUNCTION ID      :   PROJECT_PARAM
// AUTHOR           :   Victor Zheng 
// DATE CREATE      :   2006/02/01
// DESCRIPTION      :   a DAO file for the function, PROJECT_PARAM
//                  :   
//                  :   
//                  :   
//
// MODIFICATION HISTORY:
// DATE         AUTHOR          VERSION NO.         COMMENT
// -----------  --------------  ------------------  -------------------
// 2006/02/01   Victor Zheng    1.0                 source is generated.
//
//
//
////////////////////////////////////////////////////////////////////////////////

package com.erp.app.admin.projParam.dao;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;

import com.erp.app.admin.projParam.criteria.ProjectParamSrchCriteria;
import com.erp.app.admin.projParam.pk.ProjectParamPk;
import com.erp.app.admin.projParam.vo.ProjectParamVo;
import com.erp.app.common.ProjectConstants;
import com.erp.framework.exceptions.FindRecordException;
import com.erp.framework.model.criteria.SimpleBaseSrchCriteria;
import com.erp.framework.model.dao.SimplePageEditStyleDao;
import com.erp.framework.model.pk.SimpleBasePk;
import com.erp.framework.model.vo.ChildList;
import com.erp.framework.model.vo.SimpleBaseVo;

/**
* <p>A <strong>DAO</strong>(Data Access Object) abstracts and encapsulates
* all access to the persistent store.  The DAO manages the connection with the
* data source to obtain and store data.  Also, the DAO implements
* the access mechanism required to work with the data source,
* and always provides a uniform API to its clients.
*
* @author          Victor Zheng 
* @version 1.0     2006/02/01
* @since           FrameWork 1.0
*
*/
public class ProjectParamDao extends SimplePageEditStyleDao {

	/**
	* Returns the SQL select statement.
	* @return        a string containing sql query
	*
	* @author     Victor Zheng 
	* @since      FrameWork 1.0
	*/
	protected String sqlSelectByPrimaryKey(){

		return sqlFind();
	}

	/**
	* Sets the values of a result set to a pk
	* @param         pStmt   the incoming prepared statement
	* @param         pk      the searching primary key
	* @return        a vo containing the result set values
	*
	* @author     Victor Zheng 
	* @since      FrameWork 1.0
	*/
	protected void setValuesForSelectByPrimaryKey(PreparedStatement pStmt, SimpleBasePk pk) throws SQLException{

		setValuesForFind(pStmt, pk);
	}

	/**
	* Returns the constructed model from a result set.
	* @param         rs     the incoming result set
	* @return        a constructed VO from the result set
	*
	* @author     Victor Zheng 
	* @since      FrameWork 1.0
	*/
	protected SimpleBaseVo getModelForSelectByPrimarKey(ResultSet rs) throws SQLException {

		return getResultSetValues(rs);
	}


	/**
	* Returns the SQL select statement.
	* @param         criteria     the searching criteria
	* @return        a string containing sql query
	*
	* @author     Victor Zheng 
	* @since      FrameWork 1.0
	*/
	protected String sqlSelectByCriteria(SimpleBaseSrchCriteria criteria) {

		return sqlQuery(criteria);
	}

	/**
	* Returns the constructed model from a result set.
	* @param         rs     the incoming result set
	* @return        a constructed VO from the result set
	*
	* @author     Victor Zheng 
	* @since      FrameWork 1.0
	*/
	protected SimpleBaseVo getModelForSelectByCriteria(ResultSet rs) throws SQLException {

		return getResultSetValues(rs);
	}

	/**
	* Returns the constructed primary key from a result set.
	* @param         rs     the incoming result set
	* @return        a constructed PK from the result set
	*
	* @author     Victor Zheng 
	* @since      FrameWork 1.0
	*/
	protected SimpleBasePk getPkForSelectByCriteria(ResultSet rs) throws SQLException {

//		ErrorMsgLabelPk pk = new ErrorMsgLabelPk(rs.getString("COMPANY_CODE"),
//			rs.getString("GROUP_ID"), rs.getString("MENU_ID"), rs.getString("OBJECT_ID"),
//			rs.getString("LANG_CODE"));
//		return pk;

		return null;
	}


	/**
	* Returns the SQL select statement.
	* @param         obj     the searching criteria
	* @return        a string containing sql query
	*
	* @author     Victor Zheng 
	* @since      FrameWork 1.0
	*/
	protected String sqlQuery(SimpleBaseSrchCriteria obj) {

		ProjectParamSrchCriteria criteria = (ProjectParamSrchCriteria) obj;
		String sql = "";
		String whereClause = toWhereClause(criteria);
		String groupByClause = "";
		String orderByClause = "ORDER BY COMPANY_CODE, PRJ_PARAM_ID";

		if(!criteria.isSearchResult()){
			sql = "SELECT COMPANY_CODE, PRJ_PARAM_ID, PRJ_PARAM_VAL, PRJ_PARAM_DESC, CREATE_USER, "
			+ "CREATE_DATE, UPDATE_USER, UPDATE_DATE "
			+ "FROM T_PROJECT_PARAM "
			+ whereClause
			+ groupByClause
			+ orderByClause;
		} else {
			sql = "SELECT COMPANY_CODE, PRJ_PARAM_ID, PRJ_PARAM_VAL, PRJ_PARAM_DESC, CREATE_USER, "
				+ "CREATE_DATE, UPDATE_USER, UPDATE_DATE "
				+ "FROM T_PROJECT_PARAM "
				+ whereClause
				+ groupByClause
				+ orderByClause;
		}
		//super.logSqlQuery(sql);
		return sql;
	}

	/**
	* Returns the where clause of a SQL select statement.
	* @param         obj     the searching criteria
	* @return        a string containing the where clause
	*
	* @author     Victor Zheng 
	* @since      FrameWork 1.0
	*/
	protected String toWhereClause(ProjectParamSrchCriteria crit) {

		ProjectParamSrchCriteria criteria = (ProjectParamSrchCriteria) crit;
		StringBuffer whereClause = new StringBuffer();

		if (criteria.getSrchCompanyCode() != null) {
			whereClause.append(whereClause.length()== 0? "WHERE ": "AND ");
			whereClause.append(" COMPANY_CODE = '" + criteria.getSrchCompanyCode().trim().toUpperCase()+"' ");
		}
		
		if (criteria.getSrchPrjParamIdFr() != null) {
			whereClause.append(whereClause.length() == 0 ? "WHERE " : "AND ");
			whereClause.append("PRJ_PARAM_ID >= '"
				+ criteria.getSrchPrjParamIdFr().toUpperCase().trim() + "' ");
		}
		if (criteria.getSrchPrjParamIdTo() != null) {
			whereClause.append(whereClause.length() == 0 ? "WHERE " : "AND ");
			whereClause.append("PRJ_PARAM_ID <= '"
				+ criteria.getSrchPrjParamIdTo().toUpperCase().trim() + "' ");
		}	
		
		if (criteria.getSrchPrjParamValFr() != null) {
			whereClause.append(whereClause.length() == 0 ? "WHERE " : "AND ");
			whereClause.append("PRJ_PARAM_VAL >= '"
				+ criteria.getSrchPrjParamValFr().toUpperCase().trim() + "' ");
		}
		if (criteria.getSrchPrjParamValTo() != null) {
			whereClause.append(whereClause.length() == 0 ? "WHERE " : "AND ");
			whereClause.append("PRJ_PARAM_VAL <= '"
				+ criteria.getSrchPrjParamValTo().toUpperCase().trim() + "' ");
		}	
		
		if (criteria.getSrchPrjParamDescFr() != null) {
			whereClause.append(whereClause.length() == 0 ? "WHERE " : "AND ");
			whereClause.append("PRJ_PARAM_DESC >= '"
				+ criteria.getSrchPrjParamDescFr().toUpperCase().trim() + "' ");
		}
		if (criteria.getSrchPrjParamDescTo() != null) {
			whereClause.append(whereClause.length() == 0 ? "WHERE " : "AND ");
			whereClause.append("PRJ_PARAM_DESC <= '"
				+ criteria.getSrchPrjParamDescTo().toUpperCase().trim() + "' ");
		}	

		return whereClause.toString();
	}

	/**
	* Returns an array list of child VOs by the parent
	* @param         parent   the incoming parent VO
	* @param         conn     the database connection
	* @return        an array list of child VOs
	*
	* @author     Victor Zheng 
	* @since      FrameWork 1.0
	*/
	public ChildList selectByParent(SimpleBaseVo parent, Connection conn)
		throws FindRecordException {

		return null;
	}

	/**
	* Constructs a string of SQL insert statement
	* @return        a string of SQL insert statement
	*
	* @author     Victor Zheng 
	* @since      FrameWork 1.0
	*/
	protected String sqlInsert() {

		String sql = "INSERT INTO T_PROJECT_PARAM ("
			+ "COMPANY_CODE, PRJ_PARAM_ID, PRJ_PARAM_VAL, PRJ_PARAM_DESC, CREATE_USER, "
			+ "CREATE_DATE, UPDATE_USER, UPDATE_DATE) "
			+ "VALUES ("
			+ "?, ?, ?, ?, ?, "
			+ "SYSDATE, ?, ?)";

		//super.logSqlQuery(sql);
		return sql;
	}

	/**
	* Sets the values for a SQL insert or update statement.
	* @param         pStmt   the incoming prepared statement
	* @param         obj     the incoming VO
	*
	* @author     Victor Zheng 
	* @since      FrameWork 1.0
	*/
	protected void setValuesForInsertAndModify(PreparedStatement pStmt, Object obj, String opType)
		throws SQLException {

		ProjectParamVo vo = (ProjectParamVo) obj;
		int i = 1;

		pStmt.setString(i++, vo.getCompanyCode());
		pStmt.setString(i++, vo.getPrjParamId());
		setNullableString(pStmt, i++, vo.getPrjParamVal());
		setNullableString(pStmt, i++, vo.getPrjParamDesc());
		setNullableString(pStmt, i++, vo.getCreateUser());

		if (ProjectConstants.DB_OP_UPDATE.equals(opType))
			setNullableTimestamp(pStmt, i++, vo.getCreateDate());

		setNullableString(pStmt, i++, vo.getUpdateUser());

		if (ProjectConstants.DB_OP_INSERT.equals(opType))
			setNullableTimestamp(pStmt, i++, vo.getUpdateDate());

		if(ProjectConstants.DB_OP_UPDATE.equals(opType)){
			pStmt.setString(i++, vo.getCompanyCode());
			pStmt.setString(i++, vo.getPrjParamId());
			setNullableTimestamp(pStmt, i++, vo.getUpdateDate());
		}
	}

	/**
	* Sets the values for a SQL insert statement.
	* @param         pStmt   the incoming prepared statement
	* @param         obj     the incoming VO
	*
	* @author     Victor Zheng 
	* @since      FrameWork 1.0
	*/
	protected void setValuesForInsert(PreparedStatement pStmt, Object obj)
		throws SQLException {

		setValuesForInsertAndModify(pStmt, obj, ProjectConstants.DB_OP_INSERT);
	}

	/**
	* Constructs a string of SQL update statement
	* @return        a string of SQL update statement
	*
	* @author     Victor Zheng 
	* @since      FrameWork 1.0
	*/
	protected String sqlUpdate() {

		String sql = "UPDATE T_PROJECT_PARAM SET COMPANY_CODE=?, PRJ_PARAM_ID=?, PRJ_PARAM_VAL=?, PRJ_PARAM_DESC=?, CREATE_USER=?, "
			+ "CREATE_DATE=?, UPDATE_USER=?, UPDATE_DATE=SYSDATE "
			+ "WHERE COMPANY_CODE=? AND PRJ_PARAM_ID=? "
			+ "AND (UPDATE_DATE IS NULL OR UPDATE_DATE = ?) ";

		//super.logSqlQuery(sql);
		return sql;
	}

	/**
	* Sets the values for a SQL update statement.
	* @param         pStmt   the incoming prepared statement
	* @param         obj     the incoming VO
	*
	* @author     Victor Zheng 
	* @since      FrameWork 1.0
	*/
	protected void setValuesForModify(PreparedStatement pStmt, Object obj)
		throws SQLException {

		setValuesForInsertAndModify(pStmt, obj, ProjectConstants.DB_OP_UPDATE);
	}

	/**
	* Constructs a string of SQL delete statement
	* @return        a string of SQL update statement
	*
	* @author     Victor Zheng 
	* @since      FrameWork 1.0
	*/
	protected String sqlDelete() {
		String sql = "DELETE FROM T_PROJECT_PARAM WHERE COMPANY_CODE=? AND PRJ_PARAM_ID=? ";

		//super.logSqlQuery(sql);
		return sql;
	}

	/**
	* Sets the values for a SQL delete statement.
	* @param         pStmt   the incoming prepared statement
	* @param         obj     the incoming VO
	*
	* @author     Victor Zheng 
	* @since      FrameWork 1.0
	*/
	protected void setValuesForDelete(PreparedStatement pStmt, Object obj)
		throws SQLException {

		ProjectParamVo vo = (ProjectParamVo) obj;
		int i = 1;

		pStmt.setString(i++, vo.getCompanyCode());
		pStmt.setString(i++, vo.getPrjParamId());
	}

	/**
	* Constructs a string of SQL select statement
	* @return        a string of SQL select statement
	*
	* @author     Victor Zheng 
	* @since      FrameWork 1.0
	*/
	protected String sqlFind() {

		String sql = "SELECT COMPANY_CODE, PRJ_PARAM_ID, PRJ_PARAM_VAL, PRJ_PARAM_DESC, CREATE_USER, "
			+ "CREATE_DATE, UPDATE_USER, UPDATE_DATE "
			+ "FROM T_PROJECT_PARAM "
			+ "WHERE COMPANY_CODE=? AND PRJ_PARAM_ID=? "
			+ "ORDER BY COMPANY_CODE, PRJ_PARAM_ID";

		//super.logSqlQuery(sql);
		return sql;
	}

	/**
	* Sets the values for a SQL select statement for finding by primary key.
	* @param         pStmt   the incoming prepared statement
	* @param         obj     the incoming PK
	*
	* @author     Victor Zheng 
	* @since      FrameWork 1.0
	*/
	protected void setValuesForFind(PreparedStatement pStmt, Object obj)
		throws SQLException {

		ProjectParamPk pk = (ProjectParamPk) obj;
		int i = 1;

		pStmt.setString(i++, pk.getCompanyCode());
		pStmt.setString(i++, pk.getPrjParamId());
	}

	/**
	* Constructs a string of SQL select statement
	* @return        a string of SQL select statement
	*
	* @author     Victor Zheng 
	* @since      FrameWork 1.0
	*/
	protected String sqlList() {

		return null;
	}

	/**
	* Sets the values for a SQL select statement for finding child tables.
	* @param         pStmt   the incoming prepared statement
	* @param         obj     the incoming parent PK
	*
	* @author     Victor Zheng 
	* @since      FrameWork 1.0
	*/
	protected void setValuesForList(PreparedStatement pStmt, Object obj)
		throws SQLException {

	}

	/**
	* Sets the values of a result set to a vo for a search screen
	* @param         rs   the incoming result set
	* @return        a vo containing the result set values
	*
	* @author     Victor Zheng 
	* @since      FrameWork 1.0
	*/
	protected SimpleBaseVo getSearchResultSetValues(ResultSet rs) throws SQLException {


		return getResultSetValues(rs);
	}

	/**
	* Sets the values of a result set to a vo
	* @param         rs   the incoming result set
	* @return        a vo containing the result set values
	*
	* @author     Victor Zheng 
	* @since      FrameWork 1.0
	*/
	protected SimpleBaseVo getResultSetValues(ResultSet rs) throws SQLException {

		ProjectParamVo vo = new ProjectParamVo();

		vo.setCompanyCode(rs.getString("COMPANY_CODE"));
		vo.setPrjParamId(rs.getString("PRJ_PARAM_ID"));
		vo.setPrjParamVal(rs.getString("PRJ_PARAM_VAL"));
		vo.setPrjParamDesc(rs.getString("PRJ_PARAM_DESC"));
		vo.setCreateUser(rs.getString("CREATE_USER"));
		vo.setCreateDate(rs.getTimestamp("CREATE_DATE"));
		vo.setUpdateUser(rs.getString("UPDATE_USER"));
		vo.setUpdateDate(rs.getTimestamp("UPDATE_DATE"));

		return vo;
	}

}
